Company lists · Data refreshed October 2026

Top 15 Commercial banking firms based in Chicago, United States

RevenueBase identified 25 company matches for commercial banking firms associated with Chicago, United States as of October 2026 and tracks 17,988 professional contacts across them, including 6,863 with verified work emails. Across the United States, New York is the largest hub for this category (63 companies); Chicago follows with 25.

This list covers company matches for commercial banking firms associated with Chicago, United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 10, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 10, 2026 How this list was built
25Companies
17,988Contacts tracked
6,863Verified emails
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The 15 largest commercial banking firms based in Chicago, United States

Ranked by team size
Top 15 of 25 company matches for commercial banking firms based in Chicago, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 10, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchChicago, IL, United StatesHQ recorded Oct 10, 20265,001-10,00011,480 contacts →

Exact match

“We’re a bank, but there’s more to it than that.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
2Exact matchChicago, IL, United StatesHQ recorded Oct 10, 20261,001-5,0001,894 contacts →

Exact match

“CIBC US provides tailored commercial and personal banking services, private banking, wealth management and small business financial solutions.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
3Exact matchChicago, IL, United StatesHQ recorded Oct 10, 2026501-1,000993 contacts →

Exact match

“We are proud to be a community bank rooted in Chicago, supporting the people, businesses, and neighborhoods that make our city strong.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
4Exact matchChicago, IL, United StatesHQ recorded Oct 10, 20261,001-5,000912 contacts →

Exact match

“First Midwest Bank has completed its merger with Old National Bank.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
5Exact matchChicago, IL, United StatesHQ recorded Oct 10, 2026n/a187 contacts →

Exact match

“GN Bank is a boutique financial institution that strives to provide simple and modern community banking services.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
6Exact matchChicago, IL, United StatesHQ recorded Oct 10, 2026201-500165 contacts →

Exact match

“ABOC is a trusted, full-service banking partner that is built on relationships.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
7Exact matchChicago, IL, United StatesHQ recorded Oct 10, 20261,001-5,000130 contacts →

Exact match

“In the era of big bank mergers, commercial banking decisions are being made farther away from your business.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
8Exact matchChicago, IL, United StatesHQ recorded Oct 10, 202651-20091 contacts →

Exact match

“Signature Bank is a boutique, full-service commercial bank focused exclusively on serving the needs of privately owned businesses and their owners.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
9Exact matchChicago, IL, United StatesHQ recorded Oct 10, 202611-5053 contacts →

Exact match

“Belmont Bank & Trust was founded in 2006 on the northwest side of Chicago by a group of investors who wanted to establish a community bank that would create value for the…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
10Exact matchChicago, IL, United StatesHQ recorded Oct 10, 202651-20044 contacts →

Exact match

“Albank is Chicago's Concierge Business Bank.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
11Exact matchChicago, IL, United StatesHQ recorded Oct 10, 202651-20035 contacts →

Exact match

“Homepage | First Savings Bank of Hegewisch (Chicago, IL)”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
12Exact matchChicago, United StatesHQ recorded Oct 10, 2026201-50030 contacts →

Exact match

“We're your friends.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
13Exact matchChicago, IL, United StatesHQ recorded Oct 10, 202651-20025 contacts →

Exact match

“Burling Bank is a boutique, privately owned commercial bank in the heart of Chicago’s financial district.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
14Exact matchChicago, IL, United StatesHQ recorded Oct 10, 20261-106 contacts →

Exact match

“Bank with BMO Harris, we are here to help.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
15Exact matchChicago, IL, United StatesHQ recorded Oct 10, 20261-101 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase

Showing 15 of 25 commercial banking firms based in Chicago, United States

See the full list, filter by size, metro and specialty, and access 6,863 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Commercial banking firms based in Chicago, United States at a glance

As of Oct 10, 2026
38.2%Verified-email coverage
719.5Average contacts per company
51-200Median size (employees)
Oct 10, 2026Page data refreshed

Companies by employee count

1-10
4
11-50
3
51-200
9
201-500
3
501-1,000
1
1,001-5,000
3
5,001-10,000
1
10001+
1

Email recency for this list is measured across the whole United States list rather than for Chicago, so it is reported there. Company counts and contact totals on this page are exact for Chicago, over 25 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with Chicago, United States whose business descriptions match “commercial banking firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 6,863 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on October 10, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Commercial banking firms by metro in the United States

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “commercial banking firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many commercial banking firms are there based in Chicago, United States?

RevenueBase identified 25 company matches for commercial banking firms associated with Chicago, United States as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

BMO U.S tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United States has the most commercial banking firms?

New York leads the United States with 63 company records, followed by Chicago (25) and Dallas (25).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 6,863 professional contacts with verified work emails tracked across these 25 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 10, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.